body {
    font-family: 'Noto Sans SC', sans-serif;
    background-color: #f8f9fa;
    color: #333;
    transition: all 0.3s ease;
}

.dark-mode {
    background-color: #1a202c;
    color: #e2e8f0;
}

.glassmorphism {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.1);
}

.dark-mode .glassmorphism {
    background: rgba(26, 32, 44, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.card-hover {
    transition: all 0.3s ease;
}

.card-hover:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.dark-mode .card-hover:hover {
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
}

.highlight-text {
    position: relative;
    display: inline-block;
}

.highlight-text::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 6px;
    background-color: rgba(79, 70, 229, 0.3);
    z-index: -1;
}

.mobile-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.mobile-menu.active {
    max-height: 500px;
}

.breadcrumb {
    padding: 12px 0;
    margin-bottom: 20px;
    border-bottom: 1px solid #e2e8f0;
}

.dark-mode .breadcrumb {
    border-bottom-color: #4a5568;
}